Finding the Fourth Proportional to 82,216.14, 113,459.34 and 51,969.96

Step by Step Solution

1. Step 1: Write the proportion equation
   82,216.14 : 113,459.34 = 51,969.96 : x
2. Step 2: Convert to fraction form
   82,216.14/113,459.34 = 51,969.96/x
3. Step 3: Cross multiply
   82,216.14x = 113,459.34 × 51,969.96
4. Step 4: Simplify right side
   82,216.14x = 5,896,477,361.43
5. Step 5: Solve for x
   x = 5,896,477,361.43/82,216.14
6. Step 6: Final answer
   x = 71,719.22